From f5eab93f7b0454f9cdd0ee902df10ed7b4a7259b Mon Sep 17 00:00:00 2001 From: Cal Corum Date: Sat, 28 Mar 2026 18:00:43 -0500 Subject: [PATCH] =?UTF-8?q?docs:=20sync=20KB=20=E2=80=94=20subagent-write-?= =?UTF-8?q?permission-blocked.md,release-2026.3.28.md?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../subagent-write-permission-blocked.md | 80 +++++++++++++++++++ mlb-the-show/release-2026.3.28.md | 37 +++++++++ 2 files changed, 117 insertions(+) create mode 100644 development/subagent-write-permission-blocked.md create mode 100644 mlb-the-show/release-2026.3.28.md diff --git a/development/subagent-write-permission-blocked.md b/development/subagent-write-permission-blocked.md new file mode 100644 index 0000000..63e594e --- /dev/null +++ b/development/subagent-write-permission-blocked.md @@ -0,0 +1,80 @@ +--- +title: "Fix: Subagent Write/Edit tools blocked by permission mode mismatch" +description: "Claude Code subagents cannot use Write or Edit tools unless spawned with mode: acceptEdits — other permission modes (dontAsk, auto, bypassPermissions) do not grant file-write capability." +type: troubleshooting +domain: development +tags: [troubleshooting, claude-code, permissions, agents, subagents] +--- + +# Fix: Subagent Write/Edit tools blocked by permission mode mismatch + +**Date:** 2026-03-28 +**Severity:** Medium — blocks all agent-driven code generation workflows until identified + +## Problem + +When orchestrating multi-agent code generation (spawning engineer agents to write code in parallel), all subagents could Read/Glob/Grep files but Write and Edit tool calls were silently denied. Agents would complete their analysis, prepare the full file content, then report "blocked on Write/Edit permission." + +This happened across **every** permission mode tried: +- `mode: bypassPermissions` — denied (with worktree isolation) +- `mode: auto` — denied (with and without worktree isolation) +- `mode: dontAsk` — denied (with and without worktree isolation) + +## Root Cause + +Claude Code's Agent tool has multiple permission modes that control different things: + +| Mode | What it controls | Grants Write/Edit? | +|------|-----------------|-------------------| +| `default` | User prompted for each tool call | No — user must approve each | +| `dontAsk` | Suppresses user prompts | **No** — suppresses prompts but doesn't grant capability | +| `auto` | Auto-approves based on context | **No** — same issue | +| `bypassPermissions` | Skips permission-manager hooks | **No** — only bypasses plugin hooks, not tool-level gates | +| `acceptEdits` | Grants file modification capability | **Yes** — this is the correct mode | + +The key distinction: `dontAsk`/`auto`/`bypassPermissions` control the **user-facing permission prompt** (whether the user gets asked to approve). But Write/Edit tools have an **internal capability gate** that checks whether the agent was explicitly authorized to modify files. Only `acceptEdits` provides that authorization. + +## Additional Complication: permission-manager plugin + +The `permission-manager@agent-toolkit` plugin (`cmd-gate` PreToolUse hook) adds a second layer that blocks Bash-based file writes (output redirection `>`, `tee`, etc.). When agents fell back to Bash after Write/Edit failed, the plugin caught those too. + +- `bypassPermissions` mode is documented to skip cmd-gate entirely, but this didn't work reliably in worktree isolation +- Disabling the plugin (`/plugin` → toggle off `permission-manager@agent-toolkit`, then `/reload-plugins`) removed the Bash-level blocks but did NOT fix Write/Edit + +## Fix + +**Use `mode: acceptEdits`** when spawning any agent that needs to create or modify files: + +``` +Agent( + subagent_type="engineer", + mode="acceptEdits", # <-- This is the critical setting + prompt="..." +) +``` + +**Additional recommendations:** +- Worktree isolation (`isolation: "worktree"`) may compound permission issues — avoid it unless the agents genuinely need isolation (e.g., conflicting file edits) +- For agents that only read (reviewers, validators), any mode works +- If the permission-manager plugin is also blocking Bash fallbacks, disable it temporarily or add classifiers for the specific commands needed + +## Reproduction + +1. Spawn an engineer agent with `mode: dontAsk` and a prompt to create a new file +2. Agent will Read reference files successfully, prepare content, then report Write tool denied +3. Change to `mode: acceptEdits` — same prompt succeeds immediately + +## Environment + +- Claude Code CLI on Linux (Nobara/Fedora) +- Plugins: permission-manager@agent-toolkit (St0nefish/agent-toolkit) +- Agent types tested: engineer, general-purpose +- Models tested: sonnet subagents + +## Lessons + +- **Always use `acceptEdits` for code-writing agents.** The mode name is the clue — it's not just "accepting" edits from the user, it's granting the agent the capability to make edits. +- **`dontAsk` ≠ "can do anything."** It means "don't prompt the user" — but the capability to write files is a separate authorization layer. +- **Test agent permissions early.** When building a multi-agent orchestration workflow, verify the first agent can actually write before launching a full wave. A quick single-file test agent saves time. +- **Worktree isolation adds complexity.** Only use it when agents would genuinely conflict on the same files. For non-overlapping file changes, skip isolation. +- **The permission-manager plugin is a separate concern.** It blocks Bash file-write commands (>, tee, cat heredoc). Disabling it fixes Bash fallbacks but not Write/Edit tool calls. Both layers must be addressed independently. diff --git a/mlb-the-show/release-2026.3.28.md b/mlb-the-show/release-2026.3.28.md new file mode 100644 index 0000000..206b410 --- /dev/null +++ b/mlb-the-show/release-2026.3.28.md @@ -0,0 +1,37 @@ +--- +title: "MLB The Show Market Tracker — 0.1.0" +description: "Initial release of the CLI market scanner with flip scanning and exchange program support." +type: reference +domain: gaming +tags: [release-notes, deployment, mlb-the-show, rust] +--- + +# MLB The Show Market Tracker — 0.1.0 + +**Date:** 2026-03-28 +**Version:** `0.1.0` +**Repo:** `cal/mlb-the-show-market-tracker` on Gitea +**Deploy method:** Local CLI tool — `cargo build --release` on workstation + +## Release Summary + +Initial release of `showflip`, a Rust CLI tool for scanning the MLB The Show 26 Community Market. Supports finding profitable card flips and identifying silver cards at target buy-order prices for the gold pack exchange program. + +## Changes + +### New Features + +- **`scan` command** — Concurrent market scanner that finds profitable flip opportunities. Supports filters for rarity, team, position, budget, and sorting by profit/margin. Includes watch mode for repeated scans and optional Discord webhook alerts. +- **`exchange` command** — Scans for silver cards (OVR 77-79) priced within configurable buy-order gates for the gold pack exchange program. Tiers: 79 OVR (target 170/max 175), 78 OVR (target 140/max 145), 77 OVR (target 117/max 122). Groups results by OVR with color-coded target/OK status. +- **`detail` command** — Shows price history and recent sales for a specific card by name or UUID. +- **`meta` command** — Lists available series, brands, and sets for use as filter values. +- OVR-based price floor calculation for live and non-live series cards +- 10% Community Market tax built into all profit calculations +- Handles API price format inconsistencies (integers vs comma-formatted strings) +- HTTP client with 429 retry handling + +## Deployment Notes + +- No server deployment — runs locally via `cargo run -- ` +- API is public at `https://mlb26.theshow.com/apis/` — no auth required +- No tests or CI configured yet